Triathlon 5566-S-015Recalls & reported problems
Howmedica Osteonics Corp. · Fluted Stem · Class 2 · Implant
All models of Triathlon (608)
Data updated Oct 18, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 2
- Deaths reported
- 0
- Injuries reported
- 2
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 2 adverse event reports that list this exact device (DI 07613327026283), received between Sep 24, 2019 and Feb 21, 2022 — classified as 2 injuries.
The most frequently reported specific device problem is “Fracture” (2 reports).
Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 18, 2026.
Most reported problems
Device problems
- Fracture2
- Break1
- Loss of Osseointegration1
- Material Fragmentation1
- Osseointegration Problem1
Patient problems
- Pain2
- Ambulation or Postural Difficulties1
- Bone Fracture(s)1
- Fibrosis1
- Inadequate Osseointegration1
- Inflammation1
- Injury1
Recent adverse event reports
The 2 most recent of 2 reports, in the reporter's own words as published by the FDA.
InjuryFeb 21, 2022Fracture; Loss of Osseointegration; Fracture; Loss of Osseointegration
IT WAS REPORTED BY PATIENT'S WIFE, PATIENT HAD A RIGHT TKA ON 2010 (APPROX). WITHIN A YEAR OF THE SURGERY PATIENT STARTED TO EXPERIENCE PAIN AND SWELLING. THE PATIENT FOLLOWED UP WITH HIS SURGEON AND WAS TOLD HE HAD AN INFECTION AND WAS REVISED ON 2012 (APPROX). THE PATIENT WAS IMPLANTED WITH AN ANTIBIOTIC SPACER AND APPROX 3-5 MONTHS LATER THE PATIENT WAS IMPLANTED. EARLY THIS YEAR THE PATIENT STARTED TO EXPERIENCE PAIN. ON (B)(6) 2021 THE PATIENT FOLLOWED UP WITH HIS SURGEON WHERE AN X-RAY WAS TAKEN AND WAS TOLD THAT HIS IMPLANT WAS CRACKED. THE SURGEON RECOMMENDED REVISION. PATIENT WOULD LIKE SOME ASSISTANCE WITH MEDICAL BILLS AND REVISION SURGERY. PATIENT IS SEEKING COMPENSATION. THIS PI IS FOR PAIN AND CRACK/FRACTURE AFTER REVISION UPDATE: "NEW SURGERY THAT HAPPENED (B)(6), TO REPLACE THE CRACKED PROSTHETIC."
Patient problems: Ambulation or Postural Difficulties; Bone Fracture(s); Fibrosis; Inflammation; Pain
MAUDE report 13567796 ↗InjurySep 24, 2019Break; Fracture; Material Fragmentation; Osseointegration Problem; Break; Fracture; Material Fragmentation; Osseointegration Problem
IT WAS REPORTED THAT THE PATIENT'S LEFT KNEE WAS REVISED AFTER PATIENT COMPLAINT OF SHARP TIBIAL PAIN. THE ORIGINAL SURGICAL PLAN WAS TO PERFORM A POLY SWAP. INTRA-OPERATIVELY, THE SURGEON NOTED THE PRESENCE OF BLACK, METALLIC DEBRIS IN THE PATIENT. THE SURGEON FOUND THE TIBIAL COMPONENT WAS LOOSE AND THAT THE DEVICE HAD BROKEN AT THE STEM/ BASEPLATE JUNCTION. THE PATIENT WAS REVISED TO ANOTHER UNIVERSAL BASEPLATE WITH STEM AND INSERT. REP CONFIRMED THERE ARE NO ALLEGATIONS AGAINST THE INSERT, AND THAT THE FEMORAL COMPONENT WAS WELL-FIXED AND NOT REVISED. REP PROVIDED PRE-REVISION X-RAYS AND EXPLANT PICTURES, AND REPORTED THAT NO FURTHER INFORMATION WILL BE AVAILABLE.
Patient problems: Inadequate Osseointegration; Injury; Pain
MAUDE report 9111376 ↗
Other PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER devices
- ATTUNE 1506-00-005Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER589 reports
- ATTUNE 1506-00-004Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER580 reports
- JOURNEY 74012812Smith & Nephew, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER502 reports
- JOURNEY 74011856Smith & Nephew, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER438 reports
- PERSONA™ 42-5099-094-00Zimmer, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER406 reports
- JOURNEY 74011857Smith & Nephew, Inc. · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER388 reports
- ATTUNE 1506-00-007Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER288 reports
- ATTUNE 1506-00-003Depuy (Ireland) · PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL/POLYMER271 reports
Sources and updates
- Device record: FDA GUDID, file dated Oct 13, 2026 · View this device in AccessGUDID ↗
- Adverse event reports: FDA MAUDE, file dated Oct 14, 2026 · each report above links to its original FDA record
- Recalls: FDA Medical Device Recalls, file dated Oct 16, 2026
- Page last rebuilt: Oct 18, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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